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MAX7311AUG from MAXIM,MAXIM - Dallas Semiconductor

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MAX7311AUG

Manufacturer: MAXIM

2-Wire-Interfaced 16-Bit I/O Port Expander with Interrupt and Hot-Insertion Protection

Partnumber Manufacturer Quantity Availability
MAX7311AUG MAXIM 71 In Stock

Description and Introduction

2-Wire-Interfaced 16-Bit I/O Port Expander with Interrupt and Hot-Insertion Protection The MAX7311AUG is a 2-wire serial-interfaced peripheral that provides 8 bits of GPIO expansion for I²C-bus/SMBus applications.  

### **Manufacturer:** Maxim Integrated (now part of Analog Devices)  

### **Key Specifications:**  
- **Supply Voltage:** 2.3V to 5.5V  
- **Operating Temperature Range:** -40°C to +85°C  
- **Number of I/O Ports:** 8 (individually configurable as input or output)  
- **Interface:** I²C/SMBus-compatible (up to 400kHz)  
- **Output Current:** 20mA per I/O (sink/source)  
- **Package:** 24-pin TSSOP (MAX7311AUG)  

### **Features:**  
- **Configurable I/O Pins:** Each port can be independently set as input or output.  
- **Interrupt Output:** Flags input changes for efficient event detection.  
- **Internal Pull-Up Resistors:** Configurable for each input port.  
- **Low Standby Current:** Typically 1µA in shutdown mode.  
- **Open-Drain Outputs:** Supports level translation.  
- **Power-On Reset:** Defaults all ports as inputs.  

### **Applications:**  
- GPIO expansion for microcontrollers  
- LED control  
- Keypad interface  
- Industrial and consumer electronics  

Would you like additional details on any specific aspect?

Application Scenarios & Design Considerations

2-Wire-Interfaced 16-Bit I/O Port Expander with Interrupt and Hot-Insertion Protection

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